The Book of Songs is an anthology of early Arabic poetry that not only has literary value, but is also important from a cultural historical point of view.
A larger image of the Frontispiece of Volume 17 from a copy of Abu'l-Faraj al-Isfahani's Kitab al-Aghani (Book of Songs), 1219AD.
Picture source: Anna Ballian, Three medieval Islamic brasses and the Mosul tradition, 2009
Istanbul, Millet Library, Ms Feyzullah Efendi 1566.
Referenced as Figure 3. in Sultans with Horns: The Political Significance of Headgear in the Mamluk Empire by Albrecht Fuess
North Iraq, ca. 1218-19: Ruler wearing a qabāʾ turkī with ṭirāz bands. On his head is a sharbūsh. His attendants also wear Turkish costumes. Most wear the cap known as kallawtah. From the frontispiece of the “Kitāb al-Aghānī” (Millet Kütüphanesi [Istanbul] MS Feyzullah Efendi 1566, fol. 1b).
(The ruler is generally identified with Badr al-Dīn Luʾluʾ, Atabeg of Mosul, who died in 657/1259. See Carole Hillenbrand, review of Badr al-Din Luʾluʾ: Atabeg of Mosul, 1211-1259, by Douglas Patton, British Journal of Middle Eastern Studies 24, no. 2 : 266.)